Merge pull request #180 from moov-io/add-debug-log-level

add debug level

Author: hampgoodwin

log/logger.go

@@ -4,6 +4,7 @@ type Logger interface {
 	Set(key string, value Valuer) Logger
 	With(ctxs ...Context) Logger
 
+	Debug() Logger
 	Info() Logger
 	Warn() Logger
 	Error() Logger

log/logger_impl.go

@@ -73,6 +73,10 @@ func (l *logger) With(ctxs ...Context) Logger {
 	}
 }
 
+func (l *logger) Debug() Logger {
+	return l.With(Debug)
+}
+
 func (l *logger) Info() Logger {
 	return l.With(Info)
 }

log/logger_test.go

@@ -166,6 +166,14 @@ func Test_ReplaceContextValue(t *testing.T) {
 	a.Contains(buffer.String(), "level=warn")
 }
 
+func Test_Debug(t *testing.T) {
+	a, buffer, log := Setup(t)
+
+	log.Debug().Logf("message")
+
+	a.Contains(buffer.String(), "level=debug")
+}
+
 func Test_Info(t *testing.T) {
 	a, buffer, log := Setup(t)
 

log/model_levels.go

@@ -3,6 +3,9 @@ package log
 // Level just wraps a string to be able to add Context specific to log levels
 type Level string
 
+// Info is sets level=info in the log output
+const Debug = Level("debug")
+
 // Info is sets level=info in the log output
 const Info = Level("info")